British Transport Police is appealing for information after a member of station staff was assaulted on board a train at Southend Victoria station.
Investigators have released CCTV of a man they would like to speak to in connection with the incident, which took place on Monday, 25 March.
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Wednesday afternoon's weather for the west of the region
Wednesday afternoon's weather for the east of the region
The High Court has agreed to a Sussex Police request for access to footage of the Shoreham air crash, but has rejected two other requests.